697344967958 has 16 divisors (see below), whose sum is σ = 1056064954464. Its totient is φ = 345337599360.

The previous prime is 697344967951. The next prime is 697344967987. The reversal of 697344967958 is 859769443796.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697344967951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3472835 + ... + 3668142.

It is an arithmetic number, because the mean of its divisors is an integer number (66004059654).

Almost surely, 2^697344967958 is an apocalyptic number.

697344967958 is a deficient number, since it is larger than the sum of its proper divisors (358719986506).

697344967958 is a wasteful number, since it uses less digits than its factorization.

697344967958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7141447.

The product of its digits is 2469035520, while the sum is 77.

It can be divided in two parts, 6973449 and 67958, that added together give a palindrome (7041407).

The spelling of 697344967958 in words is "six hundred ninety-seven billion, three hundred forty-four million, nine hundred sixty-seven thousand, nine hundred fifty-eight".